C15 and C18 Engines for Caterpillar Built Machines Caterpillar


Diesel Exhaust Fluid Module - Disassemble

Usage:

826K 232

拆解步骤


    注意

    在进行检验、保养、测试、调整及维修产品期间,必须小心以确保装好排放出的油液。 在打开任何舱室或解体任何储有液体的部件之前,要准备好合适的容器收集液体。

    有关收集和盛接 Cat 产品上油液的适用工具和用品,请参阅专门出版物, NENG2500, "代理商维修工具目录"。

    按照当地法规和要求处置所有液体。


  1. 将柴油机排气处理液排入适当的容器以便保存或处理。



    图 1g03365452

    注: 请参阅专门说明书, REHS8231, "柴油机排气处理液 (DEF) 接头的拆卸步骤",了解软管组件 (4) 的正确拆卸步骤。

  1. 拆下夹子 (1) 和 (5) 。 断开线束组件 (2) 。 拆下软管组件 (4) 和软管 (3) 。



    图 2g03365463

  1. 拆下电缆带 (6) ,然后断开线束组件 (7) 。



    图 3g03365465

  1. 拆下螺栓 (8) 、板 (9) 、歧管 (10) 和垫片(未显示)。



    图 4g03365468

  1. 拆下螺栓 (11) 。



    图 5g03365475

  1. 拆下螺栓 (12) 。



    图 6g03365477

  1. 拆下螺栓 (13) 和泵组件 (14) 。



    图 7g03365493

  1. 将螺栓 (15) 和支架 (16) 从油箱上拆下。



    图 8g03365514

  1. 卸下螺栓 (18) 和盖 (17) 。 拆下螺栓 (19) 和歧管 (20) 。



    图 9g03365521

  1. 将 O 形密封圈 (23) 从盖 (21) 上拆下。 将螺塞 (24) 和 (25) 从歧管 (21) 上拆下。



    图 10g03365528

  1. 断开线束组件 (26) 并拆下电磁阀组件 (27) 。



    图 11g03365540

  1. 拆下继电器 (28) 。



    图 12g03365547

  1. 拆下螺栓 (29) 。 拆下控制模块 (30) 。



    图 13g03365554

  1. 断开线束组件 (33) 。 拆下电缆带 (32) 。 拆下电子控制装置 (31) 。



    图 14g03383608

  1. 拆下盖 (34) 。



    图 15g03383609

  1. 拆下扩展设备 (35) 。



    图 16g03383610

  1. 拆下滤清器 (36) 。



    图 17g03366015

  1. 拆下电缆扎带 (38) 、螺栓 (39) 和支架 (37) 。



    图 18g03366035

  1. 断开线束组件 (40) 。



    图 19g03366046

  1. 拆下螺栓 (41) 。 从泵 (43) 上分离支承组件 (42) 。



    图 20g03366053

  1. 拆下电缆扎带 (45) 和线束组件 (44) 。



    图 21g03366057

    注: 在接头 (46) 上做识别标记,以便于安装。 接头 (46) 不可互换。

  1. 拆下接头 (46) 和 O 形密封圈。



    图 22g03383611

  1. 拆下支架 (47) 。 拆下软管组件 (48) 。



    图 23g03383612

  1. 拆下螺母 (52) 。 拆下扎带 (51) 。 将油箱 (48) 从支承组件 (50) 上拆下。

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